function coord(){
	this.lat = 0;
	this.lon = 0;
	
	this.getLon = getLon;
	this.getLat = getLat;
	this.setLat = setLat;
	this.setLon = setLon;
}

function getLon(){
	return this.lon;
}

function getLat(){
	return this.lat;
}

function setLat(newLat){
	this.lat = newLat;
}

function setLon(newLon){
	this.lon = newLon;
}